TM 5-3805-261-34BRAKES MAINTENANCE.6-13.AirCompressorAssembly. (Sheet 9 of 10)ASSEMBLYNOTEMake sure there is a loose sliding fitbetween the guide and the valve.The dimension from top of blockto seat should be a minimumof 0.101 inch and a maximum of 0.118.24.Install two seats (32), guides(16) and valve discs (15, Figure6-56).25.Install two bushings (31) inunloader bore block.26.Lubricate and install two newgrommets (29) and two new rings(28) on pistons (30).27.Lubricate two pistons (30) andbore in block (53).28.Install two new springs (14) incylinder head (12). Use smallquantity of petroleum jelly tohold two springs (14) in place incylinder head (12) so they willnot fall out.29.Position new gasket (13) andcylinder head (12) on block (53)with two springs (14) positionedover two valve discs (15) inblock (53).30.Install eight bolts (11).31.Install items 30 thru 28 as anassembly (Figure 6-57).32.Install two plungers (27) andguides (26). Slip two plungers(27) in top of two pistons (30).Go to Sheet 106-67Figure 6-56.Figure 6-57.